ITEM NAME:Electric Bike Scooter Motor Brush Speed Controller Grip Throttle 2 24V500W Description: Brushed Controller: Size: (Length x Width) 8cm x 6.5cm / 3.1" x 2.6" Motor brushed controller for Electric bicycle & scooter matching motor: DC brushed motor Throttle: Size: (Length x Diameter)10cm x 2cm / 3.9" x 0.8" Electric Bike scooter twist throttle accelerator Specification: Throttle Works Voltage: DC5V Speed Adjusting Signal:0.8Vï ½Å¾4.3V Rotation angle: 0  °~ 70  ° Working temperature: -20 ℃~ +50 ℃ Fits standard 7/8 inches(22.2mm) handle bars Cable length is approximately 59 inches (1.5m) Package Includes: 1 Set of throttle grip Controller kit Note: Note: not included key lock SKU: DMO0017552560008310.Electric Bike scooter twist throttle accelerator. Rotation angle: 0  °~ 70  °. matching motor: DC brushed motor. Note: not included key lock. Speed Adjusting Signal:0.8Vï ½Å¾4.3V.